@book{han-nom-d8-nrx5-rd48,
  title = {Ngự chế cổ kim thể cách thi pháp tập 御製古金體格詩法集},
  author = {Nguyễn, Bá Nghi and Tôn, Thất Cáp and Nguyễn, Cửu Trường and Vũ-Phạm-Khai},
  year = {1847},
  url = {https://www.viet-dien.com/t/han-nom-d8-nrx5-rd48/4},
  pages = {4},
  note = {held by Columbia University Libraries},
  urldate = {2026-09-06},
}